648057917376 has 112 divisors (see below), whose sum is σ = 1956661547680. Its totient is φ = 210180925440.

The previous prime is 648057917293. The next prime is 648057917411. The reversal of 648057917376 is 673719750846.

648057917376 is a `hidden beast` number, since 6 + 48 + 0 + 579 + 17 + 3 + 7 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5004085 + ... + 5131956.

It is an arithmetic number, because the mean of its divisors is an integer number (17470192390).

Almost surely, 2^648057917376 is an apocalyptic number.

It is an amenable number.

648057917376 is an abundant number, since it is smaller than the sum of its proper divisors (1308603630304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

648057917376 is a wasteful number, since it uses less digits than its factorization.

648057917376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10136099 (or 10136083 counting only the distinct ones).

The product of its (nonzero) digits is 53343360, while the sum is 63.

The spelling of 648057917376 in words is "six hundred forty-eight billion, fifty-seven million, nine hundred seventeen thousand, three hundred seventy-six".